66,476
reputation
2
8
Aqua
How do you correctly reason that this directed graph is acyclic?
Polynomial division: Is this trick obvious?
How to prove that $\sqrt{2+\sqrt3}-\sqrt{2-\sqrt3}=\sqrt2$ without squaring both sides
How do you explain to a 5th grader why division by zero is meaningless?
What is the closed form of the $f$ with $f(1)=1$, $f(2)=7$ and $f(n)=7f(n-1)-12f(n-2)$ ($n\ge 3$)?
0
answers
3
questions
~870
people reached
-
World
-
Member for 2 years, 6 months
-
100 profile views
-
Last seen Jan 12 at 21:54
